<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <div class="www">
    
       
    </div>
    
    <script>
        // let name = prompt('请输入年龄')
        // let nam = prompt('请输入名字')
        // console.log(name, nam);

        // let age = +prompt('请输入年龄')
        // console.log(age);
        // age += 5
        // alert(`五年后你的年龄是${age}`)
    </script>
</body>

</html>